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CONSTRUCTION SAFETY
VIDEO-17
1) Which of the following drive can be used for derrick & winches ?
a) Pole changing squirrel cage motors
b) AC slip-ring motors with variable resistance
c) DC motors with Ward Leonard control
d) Any of the above
What lifting technique is best for all situations ?
a) Straight back/bent knees
b) Kinetic lift
c) Free-style
d) None of the above
Safe working load of any cranes depends on
a) Boom length
b) Condition of ground
c) Inclination of boom to the vertical
d) All of the above
Which type of excavator is used for digging at or below operation level ?
a) Skimmer
b) Dragline
c) Power shovel
d) Dredger
The size of the bulldozer is indicated by the dimension of its
a) Blades
b) Tyre
c) Engine
d) Site
Factor of safety is the ratio of
a) Yield stress to working stress
b) Tensile stress to working stress
c) Compressive stress to working stress
d) Bearing stress to working stress
Every hoist and lift shall be of good mechanical construction, sound
material and adequate strength as per which section of the Factories
Act 1948 ?
a) Section 29 a
b) Section 28
c) Section 27
d) Section 32 a
What is the hand signal to raise the bottom of a mobile crane ?
a) Thumb up, clenched fist
b) Index finger up
c) Two hands, pointing towards each other, clenched fists
If more than ------------- workers are on a site ensure that emergency
action plan is drawn up to handle emergencies.
a) 1000
b) 250
c) 500
d) 700
In sheds for ceiling work, which scaffolding is economical ?
a) Suspended
b) Needle
c) Ordinary
d) None of the above
The followings is/are generally provided with limit switch to prevent
motion beyond preset limit
a) Hoist
b) Conveyors
c) Machine tables
d) All of the above
Chimneys are commonly constructed of
a) Steel
b) Bricks
c) Reinforced concrete
d) All of the above
What is the primary purpose of conducting a Job Hazard Analysis
(JHA) in construction engineering?
a) To assign blame for accidents
b) To identify hazards associated with specific job tasks
c) To increase productivity on-site
d) To reduce the cost of construction materials
Which of the following precautions should be taken to prevent heat-
related illnesses in construction engineering?
a) Proper hydration and rest breaks
b) Implementation of lockout/tag out procedures
c) Use of personal protective equipment (PPE)
d) Ignoring safety protocols
Multiple choice Qs - Construction safety

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Multiple choice Qs - Construction safety

  • 2. 1) Which of the following drive can be used for derrick & winches ? a) Pole changing squirrel cage motors b) AC slip-ring motors with variable resistance c) DC motors with Ward Leonard control d) Any of the above
  • 3. What lifting technique is best for all situations ? a) Straight back/bent knees b) Kinetic lift c) Free-style d) None of the above
  • 4. Safe working load of any cranes depends on a) Boom length b) Condition of ground c) Inclination of boom to the vertical d) All of the above
  • 5. Which type of excavator is used for digging at or below operation level ? a) Skimmer b) Dragline c) Power shovel d) Dredger
  • 6. The size of the bulldozer is indicated by the dimension of its a) Blades b) Tyre c) Engine d) Site
  • 7. Factor of safety is the ratio of a) Yield stress to working stress b) Tensile stress to working stress c) Compressive stress to working stress d) Bearing stress to working stress
  • 8. Every hoist and lift shall be of good mechanical construction, sound material and adequate strength as per which section of the Factories Act 1948 ? a) Section 29 a b) Section 28 c) Section 27 d) Section 32 a
  • 9. What is the hand signal to raise the bottom of a mobile crane ? a) Thumb up, clenched fist b) Index finger up c) Two hands, pointing towards each other, clenched fists
  • 10. If more than ------------- workers are on a site ensure that emergency action plan is drawn up to handle emergencies. a) 1000 b) 250 c) 500 d) 700
  • 11. In sheds for ceiling work, which scaffolding is economical ? a) Suspended b) Needle c) Ordinary d) None of the above
  • 12. The followings is/are generally provided with limit switch to prevent motion beyond preset limit a) Hoist b) Conveyors c) Machine tables d) All of the above
  • 13. Chimneys are commonly constructed of a) Steel b) Bricks c) Reinforced concrete d) All of the above
  • 14. What is the primary purpose of conducting a Job Hazard Analysis (JHA) in construction engineering? a) To assign blame for accidents b) To identify hazards associated with specific job tasks c) To increase productivity on-site d) To reduce the cost of construction materials
  • 15. Which of the following precautions should be taken to prevent heat- related illnesses in construction engineering? a) Proper hydration and rest breaks b) Implementation of lockout/tag out procedures c) Use of personal protective equipment (PPE) d) Ignoring safety protocols